The concept of the Citadel for bitcoiners was probably launched in this 2013 ‘Time traveler from the future’ eessay, warning us plebs to stop this new black hole experiment called Bitcoin

Telegraph

CITADEL - I am a time-traveler from the future, here to beg you to stop what you are doing.

[original 2013 post on Reddit - this probably was the origin of the Citadel idea] I am sending this message from the year 2025. Things are looking ...

Yess! #Bitcoin Focus, the first Bitcoin magazine in the Netherlands, just sent out Issue 00, the first of their beautiful glossy. (in Dutch). Good work, frens!🫶🏽